serious off road bafang max m400 g330 torque sensor mid drive...
Bafang 8fun BBSHD 48 V-52 V Universal 1000W Mid Drive Ebike Motor Conversion Kit 68mm BB with LCD Display for Electric Bicycle $508.00 - $550.00 Min. order: 1 set Bafang 8fun M500 drive system MM G520.250 36v ...